1345243026315 has 16 divisors (see below), whose sum is σ = 2178321239808. Its totient is φ = 708818814816.

The previous prime is 1345243026307. The next prime is 1345243026367. The reversal of 1345243026315 is 5136203425431.

It is not a de Polignac number, because 1345243026315 - 2³ = 1345243026307 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 540256999 + ... + 540259488.

It is an arithmetic number, because the mean of its divisors is an integer number (136145077488).

Almost surely, 2^{1345243026315} is an apocalyptic number.

1345243026315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1345243026315 is a deficient number, since it is larger than the sum of its proper divisors (833078213493).

1345243026315 is a wasteful number, since it uses less digits than its factorization.

1345243026315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080516578.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 1345243026315 in words is "one trillion, three hundred forty-five billion, two hundred forty-three million, twenty-six thousand, three hundred fifteen".